small molecule

FYCOMPA

PERAMPANEL

Loss of exclusivityJuly 2026latest FDA-listed patent expiry
CompanyCatalyst

Drug detail

Brand nameFYCOMPA
Active ingredientPERAMPANEL
Strength2MG
Dosage formTABLET
RouteORAL
ModalitySmall molecule
FDA approvalOctober 2012
Marketing statusRX

Listed patents

PatentExpiresType
8772497July 2026substance

Source: FDA Orange Book, layered on the CliffBio company graph. Cliff dates are the latest FDA-listed patent expiry; estimates are projections, not legal advice.

FYCOMPA patent cliff — loss of exclusivity July 2026 | CliffBio